package me.jiatao.javestudy.generic;

/**
 * Created by JiaTao on 2018/9/11.
 * Email: 535318720@qq.com
 * Version: 1.0
 * Description:
 */
public class Person {
    public static class Employee {
    }

    public static class Manager extends Employee {
    }

    public static class CEO extends Manager {
    }
}